
<head>
    <title>Rectangles</title>

    <style>
        body {
            background: #dddddd;
        }

        #canvas{
            background:#eeeeee;
            border:thin solid cornflowerblue;
        }

        #radios {
            padding:10px;
        }
    </style>
</head>

<body>


<canvas id="canvas" width="600" height="400">

</canvas>

<script src='example7.js'></script>
</body>
</html>
